Gongfu's repeated short infusions and Western tea's single longer steep pull the same caffeine and catechins from the leaf on different schedules. Here's what the extraction science actually shows, and which Nepal Hills teas hold up best across...

Last updated: August 2026 Cold brew oolong tea steeps best for 8–12 hours in the refrigerator, using about 8–10g of whole leaf per 500ml of room-temperature water — no boiling, no bitterness, just a slow steep that pulls...